OBJECTIVE To test the efficacy in promoting brisk walking of two theory-based interventions that incorporate implementation intentions and text message (Short Message Service; SMS) reminders directed at one's walking-related plans or goals. DESIGN Participants (N = 149) were randomized to one of three conditions (implementation intention + SMS plan reminder, implementation intention + SMS goa...

The usage of mobile devices has been steadily increasing, with the average time spent on exceeding 4.5 hours per day in 2022, leading to negative impacts users' health. In response this issue, REMINDEE project was developed create a app using Flutter that promotes regular breaks from screen time. encourages users take short breaks, following 20-20-20 rule, which involves looking away every 20 m...

BACKGROUND Based on barriers to the use of computerized clinical decision support (CDS) learned in an earlier field study, we prototyped design enhancements to the Veterans Health Administration's (VHA's) colorectal cancer (CRC) screening clinical reminder to compare against the VHA's current CRC reminder. METHODS In a controlled simulation experiment, 12 primary care providers (PCPs) used pr...

As the numbers of the elderly people is increasing rapidly, it is important and urgent to design appropriate products for older adults. Because of physical and mental function decline, the elderly need to take multiple drugs, they often occurring medication non-compliance behavior, seriously affecting the health of the elderly. Forget to take medicine is one the most frequency problem, so there...

OBJECTIVE QoL data were routinely collected in a randomised controlled trial (RCT), which employed a reminder system, retrieving about 50% of data originally missing. The objective was to use this unique feature to evaluate possible missingness mechanisms and to assess the accuracy of simple imputation methods. METHODS Those patients responding after reminder were regarded as providing missin...

BACKGROUND Postal questionnaires are simple and economical for collecting outcome data for randomised controlled trials (RCTs) but are prone to non-response. In the RECORD trial (a large pragmatic publicly funded RCT in UK) non-responders were sent a reminder and another questionnaire at 1 year, of which 40% were returned. In subsequent years we investigated the effect of an advance telephone c...

BACKGROUND Minimising participant non-response in postal surveys helps to maximise the generalisability of the inferences made from the data collected. The aim of this study was to examine the effect of questionnaire length, personalisation and reminder type on postal survey response rate and quality and to compare the cost-effectiveness of the alternative survey strategies. METHODS In a pilo...